From:
Sir John Herschel
To:
George Biddell Airy
Date:
[15 August 1841]
Source of text:
RGO 6.368.644
Summary:
Complains further about French specific gravity designation [see JH's 1841-8-14 or earlier], and describes observing colored fringes on the edge of clouds.
Contributor:
John Herschel Project